Adjustable boating chair pedestal



FIG. 1 is a left side elevational view of an adjustable boating chair pedestal showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof; and

FIG. 5 is a rear elevational view thereof.

The chair portion shown in broken lines is to illustrate use of the instant design and forms no part of the invention. 

The ornamental design for an adjustable boating chair pedestal, as shown and described. 